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What is the percent H2SO4 for a solution consisting of 4.62 equivalencies of H2SO4 mixed with 11.2 kg of water if both portions are involved in the reaction?
What is the Molecular formula of the acid. Assmue the neutralization reaction has the formula HA+NaOH--->NaA+H2O
calculate the volume that a 0.323 -mol sample of a gas will occupy at 265k and a pressure of 0.900atm
How much heat (in kJ) is evolved in converting 1.00mol of steam at 130.0C to ice at -50.0C? The heat capacity of steam is 2.01 and of ice is 2.09 .
The smallest sample of carbon atoms that can be observed with the naked eye has a mass of approximately 2 x 10-8 g. Given that 1 g = 6.02 x 1023 amu,
The action of bacteria on meat and fish produces a poisonous compound called cadaverine. As its name and origin imply, it stinks!
The mercury in a 0.7325 gram unknown sample was precipitated with excess par aperiodic acid, H6IO5, according to the following balanced chemical equation:
A 29.20 g piece of iron and a 25.30 g piece of gold at 100.0 degree C were dropped into 980.0 mL of water at 15.65 degree C. The molar heat capcities of iron and gold are 25.19 J/(mol degree C) and 25.41 J/(mol degree C), respectively.
Fuel cells combine H2(g) and O2(g) to produce H2O(g). What is the crossover temperature for this reaction at standard state
Calculate the heat change of the calorimeter (Qcal) for this process and report it below with the correct number of significant figures
Calculate the mass in grams of iodine (I2) that will react completely with 29.1 g of aluminum (Al) to form aluminum iodide (AlI3).
Identify the orbitals to which a 4d electron may make an emission transition in the hydrogen atom and determine the dissociation energy of the molecule
When equilibrium is established, it is found that the partial pressure of ammonia has increase by 12.4%. Calculate K for the decomposition of NH4HS at 25 degrees C.
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